EP 0331560 B1 19920429 - SEED DRILL PRESS WHEELS
Title (en)
SEED DRILL PRESS WHEELS
Publication
Application
Priority
FR 8802755 A 19880304
Abstract (en)
[origin: EP0331560A1] The invention relates to a seed-drill press wheel (4) coaxial relative to and integral in terms of rotation with at least one gauge wheel (5) having a smaller rolling radius than the radius of the periphery of the press wheel (4). <??>The press wheel according to the invention is characterised in that the gauge wheel (5) is a wheel with a deformable peripheral covering, such as a low-pressure tyre (13). <??>The invention is used in seed drills. <IMAGE>
IPC 1-7
IPC 8 full level
A01C 5/06 (2006.01)
CPC (source: EP US)
A01C 5/066 (2013.01 - EP US); A01C 5/068 (2013.01 - EP US)
Designated contracting state (EPC)
AT BE CH DE ES FR GB GR IT LI LU NL SE
DOCDB simple family (publication)
EP 0331560 A1 19890906; EP 0331560 B1 19920429; AT E75368 T1 19920515; AU 3009689 A 19890907; AU 620589 B2 19920220; BR 8900987 A 19891024; DE 68901353 D1 19920604; US 4995325 A 19910226; ZA 891368 B 19901031
DOCDB simple family (application)
EP 89400510 A 19890223; AT 89400510 T 19890223; AU 3009689 A 19890220; BR 8900987 A 19890303; DE 68901353 T 19890223; US 31421789 A 19890222; ZA 891368 A 19890222